The information in this operations guide is furnished for informational use only, is subject to change without notice, and should not be construed as a commitment by ERV Systems. ERV Systems assumes no responsibility for any errors that may appear in this operations guide.
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 ERV Systems’ Pro-Series of outdoor air ventilators have On the front of the Pro-Series unit is an identification been specifically designed to reduce the energy required to label.
Wheel – Refers to the rotating wheel containing the coated media. The stationary framework supporting the wheel is the wheel cassette. Figure 3. Figure 3. Figure 3. Typical Pro-Series unit with Figure 3. Figure 3. components highlighted per definitions above.
(smaller one with damper) on their designated open- On the front right side of the Pro-Series is the unit ings (see figure 6a-d). The indoor unit is identified by a identification tag. It states the electrical requirements for rectangular duct shipped on top of the unit.
Pro-Series units are listed below. All Pro-Series configurations have the same curb dimen- sions. The curb for a Pro-Series unit can be provided by ERV Systems or purchased from a curb manufacturer pro- Exhaust Air Out...
All outdoor Pro-Series units have airflow dampers on the outdoor air intake and exhaust air outlet that are field adjustable. All indoor Pro-Series units have airflow dampers on the outdoor air intake only. The exhaust air damper is duct mounted, and provided by the contractor.
Optional Rotation Detector Sensor Optional Stop/Jog Economizer and Wheel Frost Protection (SMX70 Controller) The SMX70 stop/jog economizer board is supplied with a motion detector to monitor the rotation of the The stop/jog economizer option is used during mod- energy recovery wheel. The sensor is a hall effect device that erate outdoor air temperatures to stop the recovery wheel.
Media – For normal inspection and maintenance, the wheel cassette may be pulled out (like a drawer) of the The Pro-Series module has a large access panel on the metal enclosure of the unit. (See Figure 12.) front of the unit. All maintenance can be performed Because ERV Systems’...
Disassembly Fan Bearings (Pro-75 and Pro-90 only) – The fan bear- ings for the Pro-75 and Pro-90 require lubrication at a regu- lar interval. Hours of operation, temperature and sur- rounding conditions will affect the lubrication frequency required. Therefore, when applying grease, observe the condition of the grease expelled from the bearings and note the amount of grease used.
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Installation 1. Turn belt with tabs to the inside before installing. 2. Determine direction of drive rotation. 3. Align belt directional arrow with drive rotation. 4. Fit belt in nearest groove of smaller sheave. 5. Roll belt onto larger sheave, turning the drive slowly. Belt may seem very tight;...
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PO Box 1797 Columbia, MO 65205-1797 (573) 886-5400 (573) 886-5401 fax www.ervsystems.com sales@ervsystems.com OG 01.3 0704 500 G...
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